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  • About me
    • I solely maintain and develop plotly's R package (part time).
    • PhD in statistics from Iowa State University (ABD).
    • Expert in the intersection of R, web technologies, and data visualization.
    • Novice disease outbreak analyst.
  • What is R?
    • Free and open-source statistical programming language.
    • A huge community:
      • Over 9000 user contributed packages currently on CRAN (best source for latest statistical methodology)
      • The package surveillance implements outbreak detection methods from 13 different publications!

What is plotly?

An example

library(plotly)
plot_ly(measles, x = ~date, y = ~count, color = ~district, mode = "lines")

What if there are many areas of interest?

Visualization mantras

Statistical graphics perspective:

Visualizations can surprise you, but don't scale well. Modeling scales well, but can't surprise you.

— Hadley Wickham

Information visualization perspective:

Overview first, then zoom and filter, then details on demand.

— Ben Shneiderman

Zika Exploration App

Summary

  • Create exploratory & expository graphics quickly.
  • Collaborate on plotly's web platform.
  • Reproduce with confidence.

Thank you!